This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 12 |
| 6 | 19 |
| 7 | 26 |
| 8 | 32 |
| 9 | 84 |
| 10 | 164 |
| 11 | 199 |
| 12 | 251 |
| 13 | 306 |
| 14 | 510 |
| 15 | 641 |
| 16 | 1028 |
| 17 | 1147 |
| 18 | 1802 |
| 19 | 1948 |
| 20 | 2058 |
| 21 | 2243 |
| 22 | 2257 |
| 23 | 4282 |
| 24 | 7900 |
| 25 | 7941 |
| 26 | 10179 |
| 27 | 10723 |
| 28 | 13570 |
| 29 | 20565 |
| 30 | 29132 |
| 31 | 34947 |
| 32 | 63493 |
| 33 | 87319 |
| 34 | 107870 |
| 35 | 183511 |
| 36 | 183596 |
| 37 | 209161 |
| 38 | 227178 |
| 39 | 273983 |
| 40 | 287854 |